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Hirokazu Katsuchi

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyacetal resin composition
    • Patent number 11,142,637
    • Issue date Oct 12, 2021
    • Polyplastics Co., Ltd.
    • Hatsuhiko Harashina
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

  • Information Patent Application

    POLYACETAL RESIN COMPOSITION
    • Publication number 20200291223
    • Publication date Sep 17, 2020
    • Polyplastics Co., Ltd.
    • Hatsuhiko HARASHINA
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    POLYACETAL RESIN COMPOSTITION
    • Publication number 20100022691
    • Publication date Jan 28, 2010
    • Hirokazu Katsuchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...